function obj = A1c_p_N(price_N, i, mc_new, f_opt, alpha_mean)

price = price_N(1,1);
N = price_N(2,1);

obj1 = N - (price - mc_new(i,1)) / price / f_opt;
obj2 = N * mc_new(i,1) + (price - mc_new(i,1)) * alpha_mean(i,1) * (N - 1);

obj = [obj1; obj2];

end

